Describes the development of Java-based software to use controlled vocabularies and subject headings in the cataloging of Web-based HTML articles on a subject-specific legal resources Web site. Topics include requirements for cataloging and for searching; data structure; software required; and metadata with Dublin Core requirements. (LRW)

This study of an online search strategy based on word frequency found that it provided 98% sensitivity in retrieving systematic reviews of health-care interventions in MEDLINE, while retaining a low (20%) but acceptable precision. Presents other strategies with other levels of sensitivity and precision and discusses factors that may affect the…

Describes experiments in Arabic information retrieval using 29 queries against a base of 355 bibliographic records. Using roots and stems as index terms worked better than words, and the root performed as well as or better than the stem at low recall levels and definitely better at high recall levels. (Contains 30 references.) (KRN)